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A simple electrical circuit comprises a battery and two 10.0 ? resistors connected in series. The...

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Physics

A simple electrical circuit comprises a battery and two 10.0 ?resistors connected in series. The battery generates a voltage of8.95 V and the current passing through the circuit is 425 mA.
(a) Calculate the internal resistance (r) of the battery.
(b) Briefly explain why a good voltmeter should have a highresistance.

Answer & Explanation Solved by verified expert
3.9 Ratings (800 Votes)
a Here it is given that in a circuit we have two identical resistors in series and voltage across the circuit is given and current also We have to find the internal resistance of the battery In a circuit if a    See Answer
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